Home / 6,746.88-10,098.66-3,619.20

Finding the Fourth Proportional to 6,746.88, 10,098.66 and 3,619.20

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Solution

The fourth proportional to 6,746.88, 10,098.66 and 3,619.20 is: 5,417.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,746.88 : 10,098.66 = 3,619.20 : x
  2. Step 2: Convert to fraction form
    6,746.88/10,098.66 = 3,619.20/x
  3. Step 3: Cross multiply
    6,746.88x = 10,098.66 × 3,619.20
  4. Step 4: Simplify right side
    6,746.88x = 36,549,070.27
  5. Step 5: Solve for x
    x = 36,549,070.27/6,746.88
  6. Step 6: Final answer
    x = 5,417.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.